Essential lightweight, low-bulk warmth for when you need it. The Antelao Down Jacket has 90/10 white duck down in a stitched-through chamber construction. Its lightweight Pertex Quantum outer shell is water-repellent, windproof and downproof. Ergonomic sleeves and shoulders and free motion patterning ensure the athletic fit lives up to its name, while the targeted insulation keeps you warm where you need it most.